1285367991964

素因数分解:

$2^2\times 7^3\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{419927}}^1$

素因数の和:420072

約数の個数: 96

約数和(自身を含む): 2765477836800

約数和(自身を除く): 1480109844836

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 49, 92, 97, 98, 161, 194, 196, 322, 343, 388, 644, 679, 686, 1127, 1358, 1372, 2231, 2254, 2716, 4462, 4508, 4753, 7889, 8924, 9506, 15617, 15778, 19012, 31234, 31556, 33271, 62468, 66542, 109319, 133084, 218638, 419927, 437276, 765233, 839854, 1530466, 1679708, 2939489, 3060932, 5878978, 9658321, 11757956, 19316642, 20576423, 38633284, 40732919, 41152846, 67608247, 81465838, 82305692, 135216494, 144034961, 162931676, 270432988, 285130433, 288069922, 473257729, 570260866, 576139844, 936857137, 946515458, 1140521732, 1873714274, 1893030916, 1995913031, 3312804103, 3747428548, 3991826062, 6557999959, 6625608206, 7983652124, 13115999918, 13251216412, 13971391217, 26231999836, 27942782434, 45905999713, 55885564868, 91811999426, 183623998852, 321341997991, 642683995982, 1285367991964]

約数ペア:

[(1, 1285367991964), (2, 642683995982), (4, 321341997991), (7, 183623998852), (14, 91811999426), (23, 55885564868), (28, 45905999713), (46, 27942782434), (49, 26231999836), (92, 13971391217), (97, 13251216412), (98, 13115999918), (161, 7983652124), (194, 6625608206), (196, 6557999959), (322, 3991826062), (343, 3747428548), (388, 3312804103), (644, 1995913031), (679, 1893030916), (686, 1873714274), (1127, 1140521732), (1358, 946515458), (1372, 936857137), (2231, 576139844), (2254, 570260866), (2716, 473257729), (4462, 288069922), (4508, 285130433), (4753, 270432988), (7889, 162931676), (8924, 144034961), (9506, 135216494), (15617, 82305692), (15778, 81465838), (19012, 67608247), (31234, 41152846), (31556, 40732919), (33271, 38633284), (62468, 20576423), (66542, 19316642), (109319, 11757956), (133084, 9658321), (218638, 5878978), (419927, 3060932), (437276, 2939489), (765233, 1679708), (839854, 1530466)]